bootloader ends as soon as sketch upload finishes. restored pulsing of LED while bootloader running.

hardware/arduino/bootloaders/diskloader/DiskLoader.hex

@@ -1,4 +1,4 @@
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+:1078000011241FBECFEFDAE0DEBFCDBFD0C04101F3
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@@ -13,86 +13,90 @@
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 :040000030000780081
 :00000001FF

hardware/arduino/bootloaders/diskloader/src/DiskLoader.cpp

@@ -218,6 +218,7 @@ int main()
 			if (cmd == 'Q')
 				break;
 		}
+		_timeout = 1;		// signal to exit the bootloader
 		_ejected = 1;
 	}
 }

hardware/arduino/bootloaders/diskloader/src/USBCore.cpp

@@ -520,7 +520,7 @@ int USBGetChar()
 			Reboot();	// USB not connected, run firmware
 		}
 
-//		LEDPulse();
+		LEDPulse();
 	}
 	return -1;
 }